Home / 5,319,214.57-7,979,942.90-1,724,701.33

Finding the Fourth Proportional to 5,319,214.57, 7,979,942.90 and 1,724,701.33

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Solution

The fourth proportional to 5,319,214.57, 7,979,942.90 and 1,724,701.33 is: 2,587,415.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319,214.57 : 7,979,942.90 = 1,724,701.33 : x
  2. Step 2: Convert to fraction form
    5,319,214.57/7,979,942.90 = 1,724,701.33/x
  3. Step 3: Cross multiply
    5,319,214.57x = 7,979,942.90 × 1,724,701.33
  4. Step 4: Simplify right side
    5,319,214.57x = 13,763,018,132,954.06
  5. Step 5: Solve for x
    x = 13,763,018,132,954.06/5,319,214.57
  6. Step 6: Final answer
    x = 2,587,415.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.